Rathangan (Irish: Ráth Daingean, meaning 'ringfort fortress') is a small village located in the south of County Wexford, in Ireland.

It has a size of approximately 1,866 square metres. It contains a primary school and a pub called Rathangan Bar, which also contains a restaurant and takeaway. Rathangan also contains a Roman Catholic church, which dates from 1873. Rathangan Hall, a local community hall, hosts after-school activities. There is a graveyard at the corner. As of May 2015, the school had nearly 300 pupils. It is in the Duncormick area. Rathangan contains a GAA club, three pitches and an completed astro-turf.

• List of towns and villages in Ireland

• http://www.rathangan.net/
• Rathangan RC church.